(1) Development of spatiotemporal imaging techniques based on scanning probe microscopy and photoemission electron microscopy.

(2) Applications of spatiotemporal imaging techniques in monitoring microscopic processes and understanding the underlying mechanisms of solar energy conversion.

(1) Excellent Young Scientists Fund of the National Natural Science Foundation of China (2024)

(2) China Catalysis Award for Rising Star (2023)

(3) Young Elite Scientists Sponsorship Program by China Association for Science and Technology (2022)

[1]  Ruotian Chen#, Zefeng Ren#, Yu Liang, Guanhua Zhang, Thomas Dittrich, Runze Liu, Yang Liu, Yue Zhao, Shan Pang, Hongyu An, Chenwei Ni, Panwang Zhou, Keli Han, Fengtao Fan*, Can Li*, Spatiotemporal imaging of charge transfer in photocatalyst particles, Nature, 2022, 610, 296-301

[2]  Ruotian Chen, Shan Pang, Hongyu An, Jian Zhu, Sheng Ye, Yuying Gao, Fengtao Fan*, Can Li*, Charge separation via asymmetric illumination in photocatalytic Cu₂O particles, Nature Energy, 2018, 3, 655-663

[3]  Ruotian Chen*, Chenwei Ni, Jian Zhu, Fengtao Fan*, Can Li*, Surface photovoltge microscopy for mapping charge separation on photocatalyst particles, Nature Protocols, 2024, 19, 2250-2282

[4]  Ruotian Chen#, Deyun Zhang#, Ziyuan Wang#, Dongfeng Li, Lingcong Zhang, Xiuli Wang, Fengtao Fan*, Can Li*, Linking the Photoinduced Surface Potential Difference to Interfacial Charge Transfer in Photoelectrocatalytic Water Oxidation. J. Am. Chem. Soc., 2023, 145, 4667-4674

[5]  Ruotian Chen, Fengtao Fan*, Can Li, Unraveling Charge-Separation Mechanisms in Photocatalyst Particles by Spatially Resolved Surface Photovoltage Techniques. Angew. Chem. Int. Ed., 2022, 61, e202117567

[6]  Ruotian Chen, Shan Pang, Hongyu An, Thomas Dittrich*, Fengtao Fan*, Can Li*, Giant Defect-Induced Effects on Nanoscale Charge Separation in Semiconductor Photocatalysts, Nano Lett., 2019, 19, 426-4324

[7]  Ruotian Chen, Fengtao Fan*, Thomas Dittrich*, Can Li*, Imaging photogenerated charge carriers on surfaces and interfaces of photocatalysts with surface photovoltage microscopy, Chem. Soc. Rev., 2018, 47, 8238-8262